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What is Blood Lead Levels and Birth Weight Study about?

This is a cohort study that examines the relationship between birthweight (low vs normal) and developmental delays, and whether blood lead levels are a confounding factor. The crude relative risk of 1.82 suggests an association between low birthweight and delays. Stratifying by lead levels shows differing relative risks of 1.53 for elevated lead levels and 1.51 for normal levels, indicating confounding. A further analysis found those with elevated lead levels were 1.79 times more likely to have low birthwei

Author

JoshMatthews

Language

EN